@Deprecated public class Step1Mapper extends MapredMapper<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.Text,TreeID,MapredOutput>
Constructor and Description |
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Step1Mapper()
Deprecated.
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Modifier and Type | Method and Description |
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protected void |
cleanup(org.apache.hadoop.mapreduce.Mapper.Context context)
Deprecated.
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protected void |
configure(Long seed,
int partition,
int numMapTasks,
int numTrees)
Deprecated.
Useful when testing
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int |
getFirstTreeId()
Deprecated.
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protected void |
map(org.apache.hadoop.io.LongWritable key,
org.apache.hadoop.io.Text value,
org.apache.hadoop.mapreduce.Mapper.Context context)
Deprecated.
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static int |
nbTrees(int numMaps,
int numTrees,
int partition)
Deprecated.
Compute the number of trees for a given partition.
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protected void |
setup(org.apache.hadoop.mapreduce.Mapper.Context context)
Deprecated.
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configure, getDataset, getTreeBuilder, isOutput
public int getFirstTreeId()
protected void setup(org.apache.hadoop.mapreduce.Mapper.Context context) throws IOException, InterruptedException
setup
in class MapredMapper<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.Text,TreeID,MapredOutput>
IOException
InterruptedException
protected void configure(Long seed, int partition, int numMapTasks, int numTrees)
partition
- current mapper inputSplit partitionnumMapTasks
- number of running map tasksnumTrees
- total number of trees in the forestpublic static int nbTrees(int numMaps, int numTrees, int partition)
numMaps
- total number of maps (partitions)numTrees
- total number of trees to buildpartition
- partition to compute the number of trees forprotected void map(org.apache.hadoop.io.LongWritable key, org.apache.hadoop.io.Text value, org.apache.hadoop.mapreduce.Mapper.Context context) throws IOException, InterruptedException
map
in class org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.Text,TreeID,MapredOutput>
IOException
InterruptedException
protected void cleanup(org.apache.hadoop.mapreduce.Mapper.Context context) throws IOException, InterruptedException
cleanup
in class org.apache.hadoop.mapreduce.Mapper<org.apache.hadoop.io.LongWritable,org.apache.hadoop.io.Text,TreeID,MapredOutput>
IOException
InterruptedException
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